Home / 439,354.23-658,794.26-199,337.13

Finding the Fourth Proportional to 439,354.23, 658,794.26 and 199,337.13

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Solution

The fourth proportional to 439,354.23, 658,794.26 and 199,337.13 is: 298,898.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,354.23 : 658,794.26 = 199,337.13 : x
  2. Step 2: Convert to fraction form
    439,354.23/658,794.26 = 199,337.13/x
  3. Step 3: Cross multiply
    439,354.23x = 658,794.26 × 199,337.13
  4. Step 4: Simplify right side
    439,354.23x = 131,322,155,694.36
  5. Step 5: Solve for x
    x = 131,322,155,694.36/439,354.23
  6. Step 6: Final answer
    x = 298,898.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.